HK416 / MR556 Series

HK416 / MR556 Series

Our extensive collection boasts a wide array of HK MR556 and HK 416 parts, including precision HK MR556 Barrels and durable HK 416 Stocks. Elevate your rifle's functionality with HK 416 Handguards and HK MR556 Triggers, designed for the discerning shooter seeking top-tier performance.

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  • On Sale
    New - H&K Bungee Single Point Sling - 1600mm Long - HKP-18182 HK Bungee Single Point Sling - 1600mm Long
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    HK Bungee Single Point Sling - 1600mm Long

    H&K Heckler & Koch

    Now: $116.95
    Was: $129.95
    H&K Bungee Single Point Sling - 1600mm Long New factory HK German manufactured single point elastic "push/pull" bungee style sling. Includes the factory sling hook and is fully adjustable for the average sized mag to use. Will fit any HK application...
    HKP-18182
    Now: $116.95
    Was: $129.95
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  • On Sale
    New - HK G36, HK SL8, HK 416, HK MR556 Gas Piston - Black - HKP-14540 HK416, MR556, G36, SL8 Gas Piston
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    HK416, MR556, G36, SL8 Gas Piston

    USA

    Now: $67.95
    Was: $79.95
    HK G36, HK SL8, HK 416, & HK MR556 Gas Piston Complete assembly with 3X rings installed and nitrided black. Counts as one US-made compliant part for your SL8-G36 style conversion. This is one of the best parts to use on the conversion as it is one of...
    HKP-14540
    Now: $67.95
    Was: $79.95
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  • On Sale
    New - SB Tactical SBA5 Brace - HKP-21794-M HK416, MR556 Stabilizing Brace - SBA5
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    HK416, MR556 Stabilizing Brace - SBA5

    SB Tactical

    Now: $111.95
    Was: $123.95
    SB Tactical SBA5 Brace The SBA5 Pistol Stabilizing Brace is 5-position adjustable and designed for all platforms capable of accepting a mil-spec carbine receiver extension. Featuring an integral, ambidextrous QD sling socket and an arm cuff based on the...
    HKP-21794-M
    Now: $111.95
    Was: $123.95
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    Was: $123.95
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  • On Sale
    New - HKP (5.56/.223) A5 4 Prong Flash Hider - Threaded 1/2x28 - HKP-21275 HK416, MR556 Flash Hider - A5 4-Prong Style - Threaded 1/2x28
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    HK416, MR556 Flash Hider - A5 4-Prong Style - Threaded 1/2x28

    HKP HK Parts

    Now: $34.95
    Was: $39.95
    HKP (5.56x.223) A5 4 Prong Flash Hider - Threaded 1/2x28 Made from ordnance grade steel, heat treated, and nitrided for longevity. Machined correctly to reduce tuning fork noise. Counts as one US made compliant part. Available exclusively at HK Parts...
    HKP-21275
    Now: $34.95
    Was: $39.95
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    Now: $34.95
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  • On Sale
    New - H&K HK MR556/416 E1 Charging Handle - RAL 8000 - HKP-18502 HK416 E1, MR556 Charging Handle - Ambi - RAL8000
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    HK416 E1, MR556 Charging Handle - Ambi - RAL8000

    H&K Heckler & Koch

    Now: $152.95
    Was: $169.99
    New RAL 8000 HK Designed HK416, MR556 Ambidextrous Charging Handle (E1). The E1 HK 416 FDE charging handle release latch has the ability of being swapped from the left side (E1) to the right sight (E2) with simple tools. HK's own design boasts a smooth...
    HKP-18502
    Now: $152.95
    Was: $169.99
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    Now: $152.95
    Was: $169.99
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    New - B&T NATO A2 to HUB Suppressor Adapter - HKP-21723 B&T NATO A2 to HUB Suppressor Adapter

    B&T NATO A2 to HUB Suppressor Adapter

    B&T Brugger & Thomet

    Now: $224.95
    Was: $250.00
    B&T NATO A2 to HUB Suppressor Adapter Stainless steel adapter that connects NATO-spec A2 flash hiders to any 1.375x24 TPI HUB-compatible suppressor. Features a gate lock and ratchet system for secure, repeatable mounting—used by NATO forces...
    HKP-21723
    Now: $224.95
    Was: $250.00
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    Now: $224.95
    Was: $250.00
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  • On Sale
    New - Bore Boss Pull-Through Bore Cleaner - 5.56mm/.223 - HKP-19402 Bore Boss Pull-Through Bore Cleaner - 5.56 / .223
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    Bore Boss Pull-Through Bore Cleaner - 5.56 / .223

    Real Avid

    Now: $9.95
    Was: $10.95
    Real Avid Bore Boss Pull-Through Bore Cleaner - 5.56mm/.223 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The single-piece...
    HKP-19402
    Now: $9.95
    Was: $10.95
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    Was: $10.95
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  • Out Of Stock
    New - H&K HK MR556/MR762/416/417 Pistol Grip Screw - HKP-02679

    HK416, MR556, HK417, MR762 Pistol Grip Screw

    H&K Heckler & Koch

    $9.95
    H&K HK MR556/MR762/416/417 Pistol Grip Screw This is the screw used to retail all battle grips/pistol grips on the HK and standard AR15 and M16 firearms. Compatible With: HK MR556 HK416 HK MR762 HK417
    HKP-02679
    $9.95
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    $9.95
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  • On Sale
    New - H&K HK 416/417/MR556/MR762 Bridge - HKP-02676 HK416, MR556, HK417, MR762 Bridge
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    HK416, MR556, HK417, MR762 Bridge

    H&K Heckler & Koch

    Now: $22.95
    Was: $24.95
    Heckler and Koch HK416, HK MR556, HK417, and MR762 Bridge For Lowers Compatible With: HK416, MR556 HK417, MR762
    HKP-02676
    Now: $22.95
    Was: $24.95
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    Now: $22.95
    Was: $24.95
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  • On Sale
    New - H&K Screwdriver for Adjustable Rear Sight - HKP-21981 HK Screwdriver for Adjustable Rear Sight
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    HK Screwdriver for Adjustable Rear Sight

    H&K Heckler & Koch

    Now: $9.95
    Was: $10.95
    Screwdriver for Adjustable Rear Sight Precision screwdriver designed for adjusting rear sights. Ideal for fine-tuning windage and elevation.    
    HKP-21981
    Now: $9.95
    Was: $10.95
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  • New - H&K HK 416/MR556 Commercial Factory German E2 Rear Stock - Black - HKP-18360 HK416, MR556 E2 Buttstock - Commercial, Factory German
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    HK416, MR556 E2 Buttstock - Commercial, Factory German

    H&K Heckler & Koch

    $249.95
    HK416, MR556 Factory German E2 Stock - Commercial HK German Stock For All HK 416, MR556 Rifles The HKE2 Buttstock fits Commercial buffer tubes (receiver extensions) for M4/AR15 type weapons and has the concave style removable buttpad installed...
    HKP-18360
    $249.95
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  • New - H&K HK MR556/416 Roll Pin for Catch On Bolt Carrier - HKP-16847
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    HK416, MR556 Bolt Carrier Roll Pin

    H&K Heckler & Koch

    $6.95
    H&K HK MR556/416 Roll Pin for Catch On Bolt Carrier This roll pin is used in the bolt carrier to secure the catch. Compatible With: HK MR556 HK 416
    HKP-16847
    $6.95
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    $6.95
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